452343420 has 48 divisors (see below), whose sum is σ = 1407292320. Its totient is φ = 120624768.

The previous prime is 452343379. The next prime is 452343433. The reversal of 452343420 is 24343254.

452343420 is a `hidden beast` number, since 4 + 5 + 234 + 3 + 420 = 666.

It is a super-2 number, since 2×452343420² = 409229139234592800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 418297 + ... + 419376.

It is an arithmetic number, because the mean of its divisors is an integer number (29318590).

Almost surely, 2^452343420 is an apocalyptic number.

It is an amenable number.

452343420 is an abundant number, since it is smaller than the sum of its proper divisors (954948900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

452343420 is a wasteful number, since it uses less digits than its factorization.

452343420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 837691 (or 837683 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

The square root of 452343420 is about 21268.3666509678. The cubic root of 452343420 is about 767.6373409820.

Adding to 452343420 its reverse (24343254), we get a palindrome (476686674).

The spelling of 452343420 in words is "four hundred fifty-two million, three hundred forty-three thousand, four hundred twenty".